[Mapserver-users] Virtual Spatial Data Wiki Question

Paul Spencer spencer at dmsolutions.ca
Thu Mar 4 15:47:54 PST 2004


if it works with ogrinfo and not with mapserver/mapscript then you need 
a more recent version of mapserver binaries.  It is not sufficient to 
replace gdalxx.dll, you must have a mapserver that was compiled against 
the newer gdal source code.  You can find the latest 4.1 compiled for 
windows as of today here:

http://www.maptools.org/dl/mapserver-4.1-dev-win32-php4.3.4.zip

Cheers,

Paul

Nikolai Schwertner wrote:

> Hi all,
> 
> I am following the instructions from the wiki on "Virtual Spatial Data" to
> create a virtual layer from an ODBC data source (under Windows 2000). The
> OVF file works great with ogrinfo.exe, but fails with the following message
> when I try to load it in MapServer:
> 
>   msDrawMap(): Image handling error. Failed to draw layer named 'sb_pt'.
>   msOGRFileOpen(): OGR error. Open failed for OGR connection
> `w:\app\virtual.ovf'. File not found or unsupported format.
> 
> Past posts suggest that this problem may be related to the permissions of
> the Apache user over the OVF file. I don't think that this is the problem in
> this case. All permissions are in order and Apache has no problem accessing
> the file.
> 
> I will appreciate any suggestions regarding this problem.
> 
> Sincerely,
> Nikolai
> 
> --
> Nikolai Schwertner
> TCCS/Academic Technology
> Tufts University
> Medford, MA 02155
> 
> Phone: 617.627.2821
> Fax: 617.627.3667
> Email: nikolai.schwertner at tufts.edu
> 
> _______________________________________________
> Mapserver-users mailing list
> Mapserver-users at lists.gis.umn.edu
> http://lists.gis.umn.edu/mailman/listinfo/mapserver-users
> 

-- 
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|Paul Spencer                           spencer at dmsolutions.ca    |
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|Applications & Software Development                              |
|DM Solutions Group Inc                 http://www.dmsolutions.ca/|
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